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| The set |  McLaren Senna GTR™Official LEGO® image · © LEGO Group and/or the respective rights holders. Source: LEGO Italy ↗ #42123Remove |
|---|---|
| Your time · Intermediate | ≈ 3 h 45 min |
| Theme | Technic |
| Year | 2021 |
| Pieces | 830 |
| LEGO age | 10+ |
| Price and reference type | 49.99 € · LEGO retail price · Italy |
| Difficulty · community | No approved ratings |
| What you will build | The blue Senna GTR displays mechanisms and aerodynamics in a compact Technic model. |
| Beginner | ≈ 5 h 30 min |
| Intermediate | ≈ 3 h 45 min |
| Experienced | ≈ 2 h 45 min |
Times are central editorial estimates, not community averages. Prices retain each set page’s reference type, market and currency; an indicative used value is not a retail price. Difficulty requires approved ratings; recommended age is not a difficulty score.